[Tails-l10n] [fr](review) 4.0-delete

Hi all,

Please review these files:
doc/first_steps/persistence/delete.mdwn
doc/first_steps/persistence/configure.mdwn
doc/first_steps/introduction_to_gnome_and_the_tails_desktop.mdwn

On devel.

Repo: https://git-tails.immerda.ch/chre/tails/
Branch: translate/4.0/delete
Commit: 9882c8c22e5f184940de807d128ae1375fade626

Cheers!

--
Chre